(19)

(11)

EP 1 754 277 A1

(12)

(43) Date of publication: 21.02.2007 Bulletin 2007/08 (21) Application number: 05744281.6 (22) Date of filing: 12.04.2005

(51) International Patent Classification (IPC):  H01P 1/397(2006.01) (86) International application number: PCT/US2005/012318 (87) International publication number: WO 2006/001879 (05.01.2006 Gazette 2006/01)

(84) Designated Contracting States: DE FR SE (30) Priority: 09.06.2004 US 864159 (71) Applicant: RAYTHEON COMPANY Waltham, Massachusetts 02451-1449 (US)	(72) Inventor: MACDONALD, Perry Newbury Park, California 91230 (US) (74) Representative: Lindner, Michael et al Witte, Weller & Partner, Patentanwälte, Postfach 10 54 62 70047 Stuttgart 70047 Stuttgart (DE)